Compilare: warning: value assigned to `to_connect` is never read --> main.rs:116:25 | 116 | to_connect = x; | ^^^^^^^^^^ | = note: `#[warn(unused_assignments)]` on by default = help: maybe it is overwritten before being read? warning: value assigned to `to_connect` is never read --> main.rs:118:25 | 118 | to_connect = y; | ^^^^^^^^^^ | = help: maybe it is overwritten before being read? warning: variable does not need to be mutable --> main.rs:109:22 | 109 | let (mut x, mut y) = (x - 1, y - 1); | ----^ | | | help: remove this `mut` | = note: `#[warn(unused_mut)]` on by default warning: variable does not need to be mutable --> main.rs:109:29 | 109 | let (mut x, mut y) = (x - 1, y - 1); | ----^ | | | help: remove this `mut` warning: 4 warnings emitted